Earth Science: Geology, the Environment, and the Universe

Section 1: The Oceans

The Oceans

1
What geologic process released large amounts of water vapor into Earth's early atmosphere?
A)precipitation as ice, water, or snow
B)melting of glacial ice
C)movement of ocean currents
D)volcanic eruptions
2
When did the first modern oceanographic expedition occur?
A)early 1950s
B)1500s
C)late 1800s
D)early 1800s
3
What type of technology is used to map the ocean floor?
A)GPS
B)submarines
C)sonar
D)UV radiation
4
During relatively warm times of Earth's geologic history, the volume of glacial ice was __________ and sea level was __________.
A)high, high
B)low, high
C)low, low
D)high, low
5
How are seas different from oceans?
A)Seas are deeper and in lower latitudes.
B)Seas support a wider variety of marine life.
C)seas are larger.
D)Seas are smaller and mostly landlocked.
6
The velocity of sound in water is __________.
A)1454 m/s
B)1,000,000 m/s
C)140 m/s
D)4500 m/s
7
Today, water vapor that is added to Earth's atmosphere is destroyed by __________.
A)the ozone hole
B)X rays
C)ultraviolet radiation
D)the greenhouse effect
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